The Transboundary Aquifer Assessment Program · wrrc.arizona.edu The Transboundary Aquifer...

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wrrc.arizona.edu The Transboundary Aquifer Assessment Program Jacob Petersen-Perlman and Elia M. Tapia Villasenor Water Resources Research Center The University of Arizona Tucson, Arizona December 6, 2018 1

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Page 1: The Transboundary Aquifer Assessment Program · wrrc.arizona.edu The Transboundary Aquifer Assessment Program Jacob Petersen-Perlman and Elia M. Tapia Villasenor Water Resources Research

wrrc.arizona.edu

The Transboundary Aquifer Assessment Program

Jacob Petersen-Perlman and Elia M. Tapia Villasenor

Water Resources Research Center

The University of Arizona

Tucson, Arizona

December 6, 2018

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Groundwater Resources in the World

Recursos de Agua Subterránea en el Mundo

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Transboundary Aquifer Assessment Program Aquifers of Focus

Acuíferos de Interés del Programa de Evaluación de Acuíferos Transfronterizos

Colaboradores/

TAAP Partners

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TAAP Background

Signing of TAAP Agreement by US and

Mexican Principle Engineers – August 2009

Antecedentes del TAAP

Firma del Acuerdo del TAAP por parte de los

Ingenieros Principales de EUA y Méx. Agosto, 2009

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Timeline/Línea de Tiempo

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Marco Cooperativo Conjunto TAAPTAAP Joint Cooperative Framework

• IBWC is the Binational Coordinating Agency

• Focus is “to improve the knowledge base of

transboundary aquifers between the United States and

Mexico”

• Binational technical advisory committees will be

established for each identified transboundary aquifer

• CILA es la Agencia Coordinadora Internacional

• El objetivo es “mejorar el conocimiento base de los

acuíferos transfronterizos entre México y Estados

Unidos”

• Se establecerán grupos técnicos binacionales para cada

acuífero transfronterizo identificado

CILA pagina web: https://www.gob.mx/sre/acciones-y-programas/c-i-l-a-mex-euaIBWC website: https://www.ibwc.gov/home.htmlWRRC website: https://wrrc.arizona.edu/TAAP

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• IBWC responsible for:

– Determining if aquifer studies are in the

interest of both countries

– Defining the scope of assessment

– Being official repository of binational,

bilingual project reports

Marco Cooperativo Conjunto TAAP

TAAP Joint Cooperative Framework

• La CILA es responsible de:

– Determinar si los estudios de acuíferos

son de interés para ambos países

– Definir el alcance de la evaluación

– Ser el repositorio oficial de los reportes

binacionales bilingües

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Page 9: The Transboundary Aquifer Assessment Program · wrrc.arizona.edu The Transboundary Aquifer Assessment Program Jacob Petersen-Perlman and Elia M. Tapia Villasenor Water Resources Research

1. Introduction

2. Physical geography

3. Hydrography and hydrometeorology

4. Conceptual geologic model

5. Piezometry and hydraulic parameters

6. Hydrogeology

7. Hydrogeochemistry

8. Conceptual model of hydrodynamic

behavior

9. Conclusions and recommendations

10. References

Chapters included

Relevant Maps/Mapas Relevantes

Water Uses/Usos de

AguaStatic Water Level, 2011/ Nivel

Estático de Agua, 2011

Water Quality/ Calidad de Agua (SO4

Concentrations, Concentración de SO4)

1. Introducción

2. Geografía Física

3. Hidrografía e Hidrometeorología

4. Modelo geológico regional

5. Piezometría y Parámetros Hidráulicos

6. Hidrogeología

7. Hidrogeoquímica

8. Modelo conceptal de comportamiento

hidrodinámico

9. Conclusiones y recomendaciones

10. Referencias

Capítulos Incluidos

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Harmonization

Efforts/Esfuerzos de

ArmonizaciónDifferent classification systems for the same units.

Diferentes sistemas de clasificación

para las mismas unidades.

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Current U.S. - MEX relationsregarding groundwater

• No existe un tratado de aguas subterráneas

entre México y EUA.

• Asuntos transfronterizos atendidos caso por

caso en el marco de la CILA.

• Interés de ambos lados en mejorar

conocimiento de los acuíferos.

• Diferencias de legislación entre ambos países.

• Diferencia de jurisdicción (federal en MEX, no

federal en EUA).

Situación actual, Relación MEX-EUA en Aguas Subterráneas

• No treaty on groundwater between México and the U.S.

• Transboundary issues are taken care of withinthe IBWC framework on a case-by-case basis.

• Common interest in improving aquifer knowledge.

• Legislative differences between both countries.

• There are institutional differences between bothcountries (federal in MEX, not federal in the U.S.)

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TAAP Accomplishment Highlights

• Signing of a U.S.-Mexico binational agreement for scientific collaboration

• Over 50 binational meetings held

• Furthered development of Mesilla Valley Hydrologic Model (NM, TX, MX)

• Completion of the Binational Study of the Transboundary San Pedro Aquifer (AZ, MX)

• Funded research projects (AZ, NM, TX)

• Stakeholder engagement (AZ, MX)

• Climate change impact studies (AZ)

• Published articles related to TAAP and presentations at numerous conferences (AZ, NM, TX)

• Conducted extensive fieldwork on Mesilla, Hueco Bolson, and Santa Cruz aquifers (AZ, NM, TX, MX)

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• Firma de un acuerdo binacional entre E.U.A.-México para colaboración científica

• Más de 50 reuniones binacionales

• Desarrollo de un Modelo Hidrológico para el Valle de la Mesilla (NM, TX, MX)

• Finalización del Estudio Binacional del Acuífero Transfronterizo San Pedro(AZ, MX)

• Fondos para proyectos de investigación(AZ, NM, TX)

• Compromiso de actores (AZ, MX)

• Estudios de impacto de cambio climático(AZ)

• Artículos publicados relacionados con el TAAP y presentaciones en numerosas conferencias (AZ, NM, TX)

• Trabajo de campo exhaustivo en los acuíferos La Mesilla, Bolsón del Hueco y Santa Cruz (AZ, NM, TX, MX)

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Recommendations from the Technical Team/Recomendaciones

del Equipo Técnico

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• Monitoreo de uso y extracción de agua subterránea

• Medir niveles piezométricos

• Medir el flujo superficial

• Expandir la red de observación climatológica

• Medir evapotranspiración y cambios de vegetación

• Muestreo de calidad del agua e isótopos estables

• Utilización de métodos geofísicos y de sensoríaremota

• Perforación investigativa

• Generar una carta binacional de suelos

• Crear una base de datos estandarizada

• Generar un modelo numérico para el área

• Monitor water use and groundwater extractions.

• Measure piezometric levels.

• Measure surface flows.

• Expand climate observation network.

• Measure evapotranspiration and vegetation change.

• Monitor water quality and stable isotope sampling.

• Use of geophysical and remote sensing methods.

• Research drilling.

• Generate a binational soils map.

• Create a standarized database.

• Generate a numerical model for the area.

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Current Work

• Assess the

implications of

variabilities of climate

and effluent

discharges on

groundwater recharge

downstream of the

Nogales International

Wastewater

Treatment Plant in the

Santa Cruz Aquifer

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• Stakeholder

engagement

• TAAP programmatic

activities

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Current Work

AWRA 2018 Summer Specialty Conference. The Science, Management and Governance of

Transboundary Groundwater. Fort Worth, TX.

Published Article

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2018-2019 Task 1

• Participate in the

completion of the

Binational Study of the

Transboundary Santa

Cruz Aquifer

• Collaborate with USGS,

IBWC and others to

coordinate efforts towards

the development of

binational groundwater

modeling for the San

Pedro and Santa Cruz

aquifers

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Task 2

• Reconnaissance work

in other transboundary

aquifers along the

Arizona/Sonora border

• Focus on:

– Jurisdictional

responsibility

– Available infrastructure

– Ongoing projects

– Stakeholder

engagement

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Source: Sanchez, R., Lopez, V., & Eckstein, G. (2016). Identifying and characterizing transboundary aquifers along the Mexico–US border: An initial assessment. Journal of Hydrology, 535, 101-119.

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Task 3

• Analysis of the

TAAP Cooperative

Framework and

water management

approaches in the

TAAP priority

aquifers and assess

their applicability to

other transboundary

water efforts.

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¿Gracias – preguntas? Thank you – questions?

Email: [email protected]@email.Arizona.edu

Visit http://www.wrrc.Arizona.edu/TAAP for

more information